Home / 151,829.85-227,744.78-51,981.15

Finding the Fourth Proportional to 151,829.85, 227,744.78 and 51,981.15

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Solution

The fourth proportional to 151,829.85, 227,744.78 and 51,981.15 is: 77,971.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,829.85 : 227,744.78 = 51,981.15 : x
  2. Step 2: Convert to fraction form
    151,829.85/227,744.78 = 51,981.15/x
  3. Step 3: Cross multiply
    151,829.85x = 227,744.78 × 51,981.15
  4. Step 4: Simplify right side
    151,829.85x = 11,838,435,310.99
  5. Step 5: Solve for x
    x = 11,838,435,310.99/151,829.85
  6. Step 6: Final answer
    x = 77,971.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.